Ceramsite: Ceramsite is a kind of artificial stone particles on ceramic lightweight floor, also known as expansive soil, foamed stone, flint and so on. Comprehensive strength, fire prevention, weather resistance and other functions. It is the best lightweight building material and the basic material for gardening and hydroponics. Applicable features: ceramsite can solve engineering problems such as weight, fire prevention, heat insulation and heat preservation. Ceramics have the characteristics of weather resistance, low price, high quality, environmental protection and easy manufacture, and are widely used in precast wallboard, partition wall, lightweight concrete, ceiling insulation layer, precast concrete, small lightweight masonry, ceramsite brick and so on. It is also used in horticulture and hydroponics. It has many advantages, such as no organic fertilizer, no soil, adequate nutrition, vigorous growth, no odor, no underground pests, no mosquito and fly breeding, clean environment, simple management and so on.